Comparison · NCT00234065-sae
Cilostazol vs Aspirin: serious adverse events
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
2 sourcestrial-comparisons-2026-03-23-0.1.0
Cite this record
ConductScience Library. Cilostazol vs Aspirin: serious adverse events. Trial comparisons, record NCT00234065-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00234065-sae
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Measures6
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
| Measure | Value | 95% interval, lower | 95% interval, upper | Method | Note |
|---|---|---|---|---|---|
| Risk in group 1 | 0.278 | 0.255 | 0.303 | wilson | |
| Risk in group 2 | 0.324 | 0.3 | 0.35 | wilson | |
| Risk difference, group 1 minus group 2 | -0.0461 | -0.0808 | -0.0113 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 0.858 | 0.764 | 0.963 | log | |
| Odds ratio, group 1 over group 2 | 0.803 | 0.68 | 0.948 | log | |
| Number needed to treat, for one fewer participant with a serious adverse event on Cilostazol than on Aspirin | 21.7 | 12.4 | 88.4 | from the risk difference interval |
Source ClinicalTrials.gov
Groups2
Neither group, or both, names a comparator, so the groups keep ClinicalTrials.gov's order.
| Group | Title | Description | With the outcome | Analysed | ClinicalTrials.gov code |
|---|---|---|---|---|---|
| Group 1 | Cilostazol | cilostazol, oral tablet, 100 mg cilostazol | 372 | 1,337 | EG000 |
| Group 2 | Aspirin | Aspirin, oral tablet, 81 mg aspirin | 433 | 1,335 | EG001 |
Source ClinicalTrials.gov
Harm
- What it counts
- Total, serious adverse events
- Time frame
- From start of treatment to end of follow-up period (mean follow-up periods : 29 months [STANDARD DEVIATION 16, range 1-59 months])
Source ClinicalTrials.gov
Trial
- Title
- Post-marketing Study of Cilostazol (Cilostazol Stroke Prevention Study 2)
- NCT number
- NCT00234065
- Phases
- PHASE4
- Conditions
- Cerebral Infarction
- Interventions
- Cilostazol, Aspirin
- Lead sponsor
- Otsuka Pharmaceutical Co., Ltd.
- Results first posted
- 2011-05-13
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT00234065?tab=results
Source ClinicalTrials.gov
Source
- Release
- trial-comparisons-2026-03-23-0.1.0
- Release manifest SHA-256
- f66225897fbf258b57ea10bdacfd0347d3cdfda93f7f5685234b7e06ea36fa57
- AACT copy
- 2026-03-23
- Tables read
- outcome_counts.parquet, outcome_measurements.parquet, outcomes.parquet, reported_event_totals.parquet, reported_events.parquet, result_groups.parquet, studies.parquet, ctgov_trial.parquet
Source ClinicalTrials.gov
Sources 2
- ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
- ClinicalTrials.govNo license stated
Each source's terms
- ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
- ClinicalTrials.govnone stated
ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions. The measures are ConductScience's calculation from them.
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